❄️ Official Rankings
10 Best HVAC in Kingsport, TN (September 2026)
We compared 10 hvac serving Kingsport and Sullivan County, Tennessee, and ranked the top providers by verified reviews, ratings, and local reputation — 1,362 customer reviews in all.
The 10 listed below hold an average rating of 5.0 out of 5, led by Air Comfort Services. Updated for September 2026.
- HVAC ranked
- 10
- Average rating
- 5.0★
- Reviews analyzed
- 1,362
- Area code
- 423
#1
#2
#3
⭐ 5.0 · 116 reviews
2131 E Center St, Kingsport, TN 37664
#4
⭐ 4.9 · 479 reviews
2001 Brookside Ln, Kingsport, TN 37660
#5
#6
⭐ 5.0 · 71 reviews
1657 E Stone Dr Suite B-108, Kingsport, TN 37660
#7
#8
#9
⭐ 4.9 · 33 reviews
220 E Center St Ste C, Kingsport, TN 37660
#10
⭐ 4.7 · 133 reviews
120 New Beason Well Rd, Kingsport, TN 37660
HVAC listed here serve Kingsport, Sullivan County, and nearby ZIP codes including 37660, 37662, 37663, 37664, 37665, 37669.